linenum→info: social source code commenting servicelinenum→info is a service for code readers to share knowledge about softwares in source level. You can leave comments on the Web-based source code listings (example). How to read comments? Click icon in the source code listings. Or, go to user pages (example). How to write comments? Go to a source code listing page. Select lines by dragging mouse and hit RETURN. You will see an edit form. Click "D
